Condensed Statements of Cash Flows (Unaudited) (Parenthetical) (USD $)	3 Months Ended
Mar. 31, 2012
Condensed Statements of Cash Flows [Abstract]
Net cash used in investing activities excludes the increase of payable to lessee	$ 976,162
Net cash used in financing activities excludes a decrease in Due to Supervisor	$ 59,432

Increase In Payable To Related Party For Capital Improvements.

No definition available.

Name:	westas_IncreaseInPayableToRelatedPartyForCapitalImprovements
Namespace Prefix:	westas_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration